1. Fractions Grade 5 Fractions Grade 5

2. Lesson Objectives 6.B.1.c Identify the greatest common factor 6.B.1.c Identify the greatest common factor 6.A.1.c Identify and determine equivalent forms of proper fractions 6.A.1.c Identify and determine equivalent forms of proper fractions 3.A.1.a Use technology tools, including software and hardware, from a range of teacher-selected options to learn a new content or reinforce skills 3.A.1.a Use technology tools, including software and hardware, from a range of teacher-selected options to learn a new content or reinforce skills

3. Unitedstreaming Video Clip There is a great video clip that can be used with this lesson. To use it: There is a great video clip that can be used with this lesson. To use it: 1. Log into Unitedstreaming – www.unitedstreaming.com www.unitedstreaming.com 2. Do a search for this Movie: – – Zany World of Basic Math, The, Module 7: Fraction Basics. Standard Deviants 3. Then choose this clip: – parts of a fraction

4. What is a Fraction? Zany World of Basic Math, The, Module 7: Fraction Basics. Standard Deviants. 2001. unitedstreaming. 19 June 2007

5. Factors Numbers that divide Numbers that divide evenly into another. evenly into another. Factors of 24 are: Factors of 24 are: 1, 2, 3, 4, 6, 8, 12, and 24. 1 x 24 2 x 12 3 x 8, 4 x 6

6. Greatest Common Factor The greatest common factor is the largest factor between two numbers. The greatest common factor is the largest factor between two numbers. 12 = 1, 2, 3, 4, 6, 12 18 = 1, 2, 3, 6, 9, 18

7. What is the Greatest Common Factor? 6 = 1, 2, 3, 6 18 = 1, 2, 3, 6, 9, 15

8. Unitedstreaming Video Clip There is a great video clip that can be used with this lesson. To use it: There is a great video clip that can be used with this lesson. To use it: 1. Log into Unitedstreaming – www.unitedstreaming.com www.unitedstreaming.com 2. Do a search for this Movie: – – Zany World of Basic Math, The, Module 7: Fraction Basics. Standard Deviants 3. Then choose this clip: – reducing fractions

9. Simplify Fractions Zany World of Basic Math, The, Module 7: Fraction Basics. Standard Deviants. 2001. unitedstreaming. 19 June 2007

10. How to Find the Simplest Form of a Fraction Find the greatest common factor of the numerator and the denominator and divide both the numerator and the denominator by that number. Find the greatest common factor of the numerator and the denominator and divide both the numerator and the denominator by that number. 12 18 2 3 ÷ 6 6 =

11. Simplify or Reduce This Fraction 9 21 3 7 ÷ 3 3 =

12. Simplify or Reduce This Fraction 14 35 2 5 ÷ 7 7 =

13. Simplify or Reduce This Fraction 3 12 1 4 ÷ 3 3 =

14. Simplify or Reduce This Fraction 9 24 3 8 ÷ 3 3 =

15. Simplify or Reduce This Fraction 4 28 1 7 ÷ 4 4 =

16. Simplify or Reduce This Fraction 15 20 3 4 ÷ 5 5 =

17. Simplify or Reduce This Fraction 9 12 3 4 ÷ 3 3 =

18. Exit ticket On a half sheet of paper, simplify the following fractions. Show all of your work. On a half sheet of paper, simplify the following fractions. Show all of your work. 8 24 24 12 12 36 36